Five of the seven Democrats who voted with the GOP are part of the Democratic Congressional Campaign Committee's Frontline program, which supports the party's most vulnerable incumbents. Those Frontline members, with their Rothenberg Political Report/Roll Call race ratings , are:

Rep. Ron Barber of Arizona (Tossup)

Rep. John Barrow of Georgia (Leans Democratic)

Rep. Patrick Murphy (Leans Democratic)

Rep. Nick J. Rahall, II of West Virginia (Tossup)

Rep. Kyrsten Sinema (Democrat Favored)

Rep. Collin C. Peterson, D-Minn., also voted with Republicans for the special committee. He is not in the Frontline program, but his district is competitive and his race is currently rated Leans Democratic.Retiring Democratic Rep. Mike McIntyre of North Carolina also voted for the measure.
Emma Dumain contributed to this report.